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Finding the Fourth Proportional to 24,640.80, 34,004.08 and 14,030.40

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Solution

The fourth proportional to 24,640.80, 34,004.08 and 14,030.40 is: 19,361.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,640.80 : 34,004.08 = 14,030.40 : x
  2. Step 2: Convert to fraction form
    24,640.80/34,004.08 = 14,030.40/x
  3. Step 3: Cross multiply
    24,640.80x = 34,004.08 × 14,030.40
  4. Step 4: Simplify right side
    24,640.80x = 477,090,844.03
  5. Step 5: Solve for x
    x = 477,090,844.03/24,640.80
  6. Step 6: Final answer
    x = 19,361.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.